Couldn't help but smile reading this! For a slow, quiet burn that feels like a warm hug, 'The Flatshare' by Beth O'Leary is a personal favorite. It's about two people sharing an apartment and a bed on opposite schedules, leaving notes for each other, and that slow, inevitable fall is just beautifully done. The sweetness comes from the deep understanding they build through those little written exchanges. It’s low on manufactured drama and high on genuine emotional connection.
You really feel them becoming each other's person, and the payoff is so satisfying without ever feeling rushed.